1. Use a consistent order cohort
Choose total orders and refunds that belong to the same reporting population.
2. Enter total completed orders
Count paid orders that could potentially be refunded.
3. Enter refunded orders
Count full-order refunds; use an equivalent order count or separate analysis for partial refunds.
4. Enter average refunded order value
Use the mean amount actually returned per refunded order.
5. Add nonrefundable fee rate
Enter the share of refunded sales that processors or platforms do not return to the seller.
6. Review cash impact
Customer refunds and retained provider fees are shown separately and then combined.